Hardware, Fasteners & Fittings for 2012 Kia Optima
1. Suspension Cross-member Bolt 
2. Suspension Cross-member 
3. Suspension Strut 
4. Knuckle 
5. Suspension Stabilizer Bar Bushing 
6. Shock 
7. Shock 
8. Strut 
9. Shock Nut 
10. Strut Nut 
11. Shock Nut 
12. Suspension Cross-member Nut 
13. Suspension Cross-member Nut 
14. Suspension Cross-Member Nut 
15. Suspension Cross-Member Nut 
16. Steering Knuckle 
17. Stabilizer Bar 
18. Knuckle Assembly Nut 
19. Front 
20. Strut 21. Suspension Shock Absorber Bolt No.
Part # / Description / Price
Price
2
MSRP $18.30
$14.27
3
Suspension Knuckle 
Kia
Kia Positions: Left
Description: Korea build, 2.0L turbo. Optima. Korea built. 2.0l. Left. Usa built. 2.4l. US BUILD. 2.4L to 4/16/13.
MSRP $438.05
$315.40
MSRP $438.05
$315.40
3
Suspension Knuckle Kia
Kia Positions: Right
Description: Optima. Usa built. 2.0l. Right. Us build, 2.0L turbo without elec. Park brake. Usa built. 2.4l. US BUILD. 2.4L to 4/16/13.
MSRP $460.82
$331.79
MSRP $460.82
$331.79
4
Knuckle Upper Bushing Kia
Kia Positions: Rear
Description: Korea built. Rear. Korea build. Optima Hybrid. 2wd. 2014-16. Pillow bushing.
MSRP $26.48
$20.65
MSRP $26.48
$20.65
4
Suspension Knuckle Bushing Kia
Kia Positions: Rear
Description: Korea built. Front. 4wd, 2011-13. Optima Hybrid. Bushing. Korea build.
MSRP $11.03
$8.60
MSRP $11.03
$8.60
8
Lateral Arm Adjust Bolt Kia
Kia Description: Korea build. 2wd. Us build. 2014-16, to lower ctrl arm.
MSRP $25.77
$20.10
MSRP $25.77
$20.10
10
Suspension Control Arm Washer Kia
Kia Positions: Left
Description: 4wd, 2011-13, #1. Without hybrid. Awd. Fwd. Inner.
MSRP $1.47
$1.15
MSRP $1.47
$1.15
11
Outer Tie Rod Washer Kia
Kia Positions: Outer
Description: Korea built. Us built. With ev. 2016-18, 2.0L hybrid. 2019-20, hybrid only. Outer. 2.5L turbo.
MSRP $2.88
$2.25
MSRP $2.88
$2.25
12
Suspension Stabilizer Bar Link Nut Kia
Kia Positions: Left
Description: Upper. 4wd. 2014-16. Sedan 2010-13, hatchback 2011-13,. Us build. inner. Us build. outer. Korea build. To 08/22/2016.
MSRP $3.58
$2.79
MSRP $3.58
$2.79
14
Upper Control Arm Kia
Kia Positions: Left
Description: Sportage. 2wd. Us build. Fm 7/20/11. Usa built. 2014-16. Cadenza. Korea built. Optima Hybrid. Front.
MSRP $104.29
$76.34
MSRP $104.29
$76.34
17
Ball Joint Bolt Kia
Kia Positions: Outer
Description: #2. Without hybrid. Rear wheel drive. Without gt. Outer. All wheel drive.
MSRP $3.60
$2.81
MSRP $3.60
$2.81
17
MSRP $14.93
$11.65
17
MSRP $17.00
$13.26
20
Lower Control Arm Kia
Kia Positions: Left
Description: Usa built. From 4/6/12. Us build, 2.4L, from 4/06/12. Korea build, from 4/05/12, 2.4L, from 4/05/12, 2.4L. Optima Hybrid. Left. Incl.Inner Bushing.
MSRP $327.95
$236.12
MSRP $327.95
$236.12
20
Lower Control Arm Kia
Kia Positions: Right
Description: Optima. Usa built. Right. 2.4l. From 4/6/12. Us build, 2.4L, from 4/06/12. Incl.Inner Bushing.
MSRP $356.35
$256.57
MSRP $356.35
$256.57
22
MSRP $79.22
$61.79
23
MSRP $9.78
$7.63
23
MSRP $26.47
$20.65
24
Lower Control Arm Plate Kia
Kia Positions: Rear upper
Description: Korea build. 2wd. 2014-16, to upper ctrl arm.
MSRP $7.47
$5.83
MSRP $7.47
$5.83
25
Lower Control Arm Washer Kia
Kia Positions: Outer
Description: #1. Korea build, inner. 2wd. With hybrid. Korea build, outer. Fwd. Awd. Us build, outer. With self leveling suspension. With gt.
MSRP $1.28
$1.00
MSRP $1.28
$1.00
25
Upper Control Arm Washer Kia
Kia Description: Us build. 2wd, 2011-13, #2. 4wd, 2011-13, #2. 5.0L. 3.8L. Korea build.
MSRP $8.88
$6.93
MSRP $8.88
$6.93
26
Suspension Control Arm Nut Kia
Kia Positions: Left
Description: 2wd. Awd. Without hybrid. Us build. inner.
MSRP $7.87
$6.14
MSRP $7.87
$6.14
26
Lower Control Arm Nut Kia
Kia Positions: Left
Description: Awd. With self leveling suspension. 2wd. Outer. Without EV. upper. Rwd.
MSRP $2.32
$1.81
MSRP $2.32
$1.81
26
Suspension Control Arm Nut Kia
Kia Positions: Rear lower inner
Description: With hybrid. Inner.
MSRP $5.65
$4.41
MSRP $5.65
$4.41
29
Trailing Arm Kia
Kia Positions: Left
Description: Optima. Left. Us build. 2.4L. USA Built. Incl.Bushing. Trailing.
MSRP $171.52
$123.49
MSRP $171.52
$123.49
29
Trailing Arm Kia
Kia Positions: Right
Description: Optima. Usa built. 2.4l. Right. Us build. 2.4L. Incl.Bushing. Trailing.
MSRP $170.00
$122.40
MSRP $170.00
$122.40
30
Trailing Arm Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with trailing arm.
Description: Us build.
MSRP $105.95
$77.56
MSRP $105.95
$77.56
30
Trailing Arm Bushing Kia
Kia Positions: Right
Notes: PARTS: Part included with trailing arm.
Description: Us build.
MSRP $105.95
$77.56
MSRP $105.95
$77.56
30
MSRP $70.25
$54.80
30
MSRP $70.90
$55.30
30
Trailing Arm Bushing Kia
Kia Positions: Rear left
Description: Korea build. Cadenza. Left. 2014-16. Trailing.
MSRP $74.40
$58.03
MSRP $74.40
$58.03
30
Trailing Arm Bushing Kia
Kia Positions: Rear right
Description: Korea build. Cadenza. Right. 2014-16. Trailing.
MSRP $70.88
$55.29
MSRP $70.88
$55.29